Over 700 Certified Members and Growing
Overhead Door Technician Level 1
Total Technicians: 416Commercial Overhead Door Technician Level 2
Total Technicians: 185Overhead Door Support Advisor
Total Technicians: 80Commercial Overhead Door Support Advisor Level 2
Total Technicians: 20To contact a certified technician's member company in your area, please reach out to the CDI office.